ML19340E577

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Responds to IE Bulletin 80-21, Valve Yokes Supplied by Malcolm Foundry Co,Inc. No Cracking Found in safety-related Valves Required for Safe Shutdown or to Mitigate Accident
ML19340E577
Person / Time
Site: Yankee Rowe
Issue date: 12/05/1980
From: Moody D
YANKEE ATOMIC ELECTRIC CO.
To: Grier B
NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION I)
References
IEB-80-21, WYR-80-132, NUDOCS 8101140953
Download: ML19340E577 (2)


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den Ser 5, 1MO United Sta t es Nuc lear Regula tory Cc:mi ssion Region I 631 Park Avenue D

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Attention:

Mr. Soyce H. Grier, Director

References:

(a) License No. DPR-3 (Docket No. 50-29)

(b)

USNRC Letter to YAEC dated I & E Bulletin No. 80-21

Dear Sir:

Subject:

Response to IE Bulletin No. 80-21; " Valve Yokes Supplied by Malcolm Foundry Company, Inc."

The following informa tion is provided in response to Reference (b).

As requested in Reference (b) a review of past purchat.e orders was conducted to determine if any valve parts were cast by the Malcum Foundary Company. The purchase orders had no information in this regard.

All active Safety Related valves required for safe shutdown or to mitigate an accident and made of carbon steel were visually inspected for cracking.

No cracking was found, therefore, no further action is necessary.

The following information is submitted in response to your request for estimates of manpower expended in the review, preparation of reports and corrective actions required by this oulletin:

Manpower Requirements Hours Bulletin research and response 40 e

Corrective Actions None Required 810114 0% g

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. -b e: r ~, 19WO A *entier Mr. Sevce H. Grier, Director Paj'e 2

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.c e c e r, sh ou l d vou desire additional infermation pi, e ce tart as.

Very 'ruly yours, YANKEE ATOMIC ELECTRIC COMPANY

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Moody Manager of Operations

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